The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 27, 1984
Filed:
Jun. 21, 1982
Applicant:
Inventor:
Ralph J Williams, New Oxford, PA (US);
Assignee:
Dentsply Research & Development Corp., Milford, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47C / ;
U.S. Cl.
CPC ...
297412 ; 297417 ; 188 823 ; 188 8284 ;
Abstract
An armrest for a seat such as a stool having a post extending upwardly from an edge of the seat and supporting a substantially horizontal arm which is connected to the upper end of the post by a one-way clutch permitting pivotal movement of the arm in one direction around the axis of the post but preventing reverse pivotal movement of the arm and the mounting of the clutch on the post permitting limited vertical movement of the arm and clutch relative to the post to deactivate the clutch relative to the post to permit rotation of the arm relative to the post in the aforementioned reverse direction thereof.